// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_VIEWS_EXAMPLES_LABEL_EXAMPLE_H_
#define UI_VIEWS_EXAMPLES_LABEL_EXAMPLE_H_

#include "base/macros.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/combobox/combobox_listener.h"
#include "ui/views/controls/textfield/textfield_controller.h"
#include "ui/views/examples/example_base.h"

namespace views {

class Checkbox;
class GridLayout;
class Label;

namespace examples {

    class ExampleComboboxModel;

    class VIEWS_EXAMPLES_EXPORT LabelExample : public ExampleBase,
                                               public ButtonListener,
                                               public ComboboxListener,
                                               public TextfieldController {
    public:
        LabelExample();
        ~LabelExample() override;

        // ExampleBase:
        void CreateExampleView(View* container) override;

        // ButtonListener:
        void ButtonPressed(Button* button, const ui::Event& event) override;

        // ComboboxListener:
        void OnPerformAction(Combobox* combobox) override;

        // TextfieldController:
        void ContentsChanged(Textfield* sender,
            const base::string16& new_contents) override;

    private:
        // Add a customizable label and various controls to modify its presentation.
        void AddCustomLabel(View* container);

        // Creates and adds a combobox to the layout.
        Combobox* AddCombobox(GridLayout* layout,
            const char* name,
            const char** strings,
            int count);

        Textfield* textfield_;
        Combobox* alignment_;
        Combobox* elide_behavior_;
        std::vector<scoped_ptr<ExampleComboboxModel>> example_combobox_models_;
        Checkbox* multiline_;
        Checkbox* shadows_;
        Label* custom_label_;

        DISALLOW_COPY_AND_ASSIGN(LabelExample);
    };

} // namespace examples
} // namespace views

#endif // UI_VIEWS_EXAMPLES_LABEL_EXAMPLE_H_
